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GET /api/patches/75637/?format=api
http://patches.dpdk.org/api/patches/75637/?format=api", "web_url": "http://patches.dpdk.org/project/dpdk/patch/20200814092138.1692-1-vipul.ashri@oracle.com/", "project": { "id": 1, "url": "http://patches.dpdk.org/api/projects/1/?format=api", "name": "DPDK", "link_name": "dpdk", "list_id": "dev.dpdk.org", "list_email": "dev@dpdk.org", "web_url": "http://core.dpdk.org", "scm_url": "git://dpdk.org/dpdk", "webscm_url": "http://git.dpdk.org/dpdk", "list_archive_url": "https://inbox.dpdk.org/dev", "list_archive_url_format": "https://inbox.dpdk.org/dev/{}", "commit_url_format": "" }, "msgid": "<20200814092138.1692-1-vipul.ashri@oracle.com>", "list_archive_url": "https://inbox.dpdk.org/dev/20200814092138.1692-1-vipul.ashri@oracle.com", "date": "2020-08-14T09:21:38", "name": "net/virtio: fix wrong variable assignment in helper macro", "commit_ref": null, "pull_url": null, "state": "superseded", "archived": true, "hash": "ca26e3fa0ccddf44fe8d572f1255c24cb3589ca6", "submitter": { "id": 1867, "url": "http://patches.dpdk.org/api/people/1867/?format=api", "name": "Vipul Ashri", "email": "vipul.ashri@oracle.com" }, "delegate": { "id": 2642, "url": "http://patches.dpdk.org/api/users/2642/?format=api", "username": "mcoquelin", "first_name": "Maxime", "last_name": "Coquelin", "email": "maxime.coquelin@redhat.com" }, "mbox": "http://patches.dpdk.org/project/dpdk/patch/20200814092138.1692-1-vipul.ashri@oracle.com/mbox/", "series": [ { "id": 11692, "url": "http://patches.dpdk.org/api/series/11692/?format=api", "web_url": "http://patches.dpdk.org/project/dpdk/list/?series=11692", "date": "2020-08-14T09:21:38", "name": "net/virtio: fix wrong variable assignment in helper macro", "version": 1, "mbox": "http://patches.dpdk.org/series/11692/mbox/" } ], "comments": "http://patches.dpdk.org/api/patches/75637/comments/", "check": "success", "checks": "http://patches.dpdk.org/api/patches/75637/checks/", "tags": {}, "related": [], "headers": { "Return-Path": "<dev-bounces@dpdk.org>", "X-Original-To": "patchwork@inbox.dpdk.org", "Delivered-To": "patchwork@inbox.dpdk.org", "Received": [ "from dpdk.org (dpdk.org [92.243.14.124])\n\tby inbox.dpdk.org (Postfix) with ESMTP id 74492A034C;\n\tTue, 18 Aug 2020 15:51:01 +0200 (CEST)", "from [92.243.14.124] (localhost [127.0.0.1])\n\tby dpdk.org (Postfix) with ESMTP id 7A9E91C1AE;\n\tTue, 18 Aug 2020 15:47:23 +0200 (CEST)", "from userp2120.oracle.com (userp2120.oracle.com [156.151.31.85])\n by dpdk.org (Postfix) with ESMTP id AC7CA1C0CD;\n Fri, 14 Aug 2020 11:22:44 +0200 (CEST)", "from pps.filterd (userp2120.oracle.com [127.0.0.1])\n by userp2120.oracle.com (8.16.0.42/8.16.0.42) with SMTP id 07E9MhnY075465;\n Fri, 14 Aug 2020 09:22:43 GMT", "from aserp3030.oracle.com (aserp3030.oracle.com [141.146.126.71])\n by userp2120.oracle.com with ESMTP id 32w73ccgb7-1\n (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=FAIL);\n Fri, 14 Aug 2020 09:22:43 +0000", "from pps.filterd (aserp3030.oracle.com [127.0.0.1])\n by aserp3030.oracle.com (8.16.0.42/8.16.0.42) with SMTP id 07E9DjXd004281;\n Fri, 14 Aug 2020 09:22:38 GMT", "from aserv0121.oracle.com (aserv0121.oracle.com [141.146.126.235])\n by aserp3030.oracle.com with ESMTP id 32t5msx00r-1\n (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK);\n Fri, 14 Aug 2020 09:22:38 +0000", "from abhmp0002.oracle.com (abhmp0002.oracle.com [141.146.116.8])\n by aserv0121.oracle.com (8.14.4/8.13.8) with ESMTP id 07E9MbQB028753;\n Fri, 14 Aug 2020 09:22:37 GMT", "from VASHRI-IN.in.oracle.com (/10.166.160.130)\n by default (Oracle Beehive Gateway v4.0)\n with ESMTP ; Fri, 14 Aug 2020 09:22:36 +0000" ], "DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/relaxed; d=oracle.com;\n h=from : to : cc :\n subject : date : message-id : mime-version : content-transfer-encoding;\n s=corp-2020-01-29; bh=PyGERTMxQIjj1Gc+veOLRN0Vc7P2HSS60BlhuK2xveE=;\n b=tmNE0DGVR4nq9zJL7L92BomsSUTnHBFgTcwu0325p8yw+sZ58nR6bvCxIaczsiAYlqgs\n ftdzrmE97YrFGFRMq7n9gn6x9GpCsgtD87C0NosEYmLANfe3IfuJfDWfw4LZwFBhGexK\n oNn+GfXO1Rp2iwAU/dva72TjticWhqkpxwTNDTeqydl2tMEuO8xpQ3YQ6f1rwOBNQjB5\n we3B0QnQhoun4Z6Azedp7l9TUy2n7+tfs4WdMqMwqs+ZHT0CnY2X3nDbWOIzpUx6IH+o\n BXRf9mnMzePazsxyKuYdn/sh5EAhNRItrWWwwCknLyo7IT2g8otB3jr9oilsu9zYhJz2 hQ==", "From": "Vipul Ashri <vipul.ashri@oracle.com>", "To": "dev@dpdk.org", "Cc": "chenbo.xia@intel.com, vipul.ashri@oracle.com, zhihong.wang@intel.com,\n maxime.coquelin@redhat.com, stable@dpdk.org", "Date": "Fri, 14 Aug 2020 14:51:38 +0530", "Message-Id": "<20200814092138.1692-1-vipul.ashri@oracle.com>", "X-Mailer": "git-send-email 2.28.0.windows.1", "MIME-Version": "1.0", "Content-Transfer-Encoding": "8bit", "X-Proofpoint-Virus-Version": [ "vendor=nai engine=6000 definitions=9712\n signatures=668679", "vendor=nai engine=6000 definitions=9712\n signatures=668679" ], "X-Proofpoint-Spam-Details": [ "rule=notspam policy=default score=0 bulkscore=0\n spamscore=0 mlxscore=0\n adultscore=0 malwarescore=0 mlxlogscore=999 phishscore=0 suspectscore=1\n classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2006250000\n definitions=main-2008140070", "rule=notspam policy=default score=0 malwarescore=0\n mlxlogscore=999\n bulkscore=0 phishscore=0 suspectscore=1 mlxscore=0 priorityscore=1501\n spamscore=0 clxscore=1015 lowpriorityscore=0 adultscore=0 impostorscore=0\n classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2006250000\n definitions=main-2008140071" ], "X-Mailman-Approved-At": "Tue, 18 Aug 2020 15:47:00 +0200", "Subject": "[dpdk-dev] [PATCH] net/virtio: fix wrong variable assignment in\n\thelper macro", "X-BeenThere": "dev@dpdk.org", "X-Mailman-Version": "2.1.15", "Precedence": "list", "List-Id": "DPDK patches and discussions <dev.dpdk.org>", "List-Unsubscribe": "<https://mails.dpdk.org/options/dev>,\n <mailto:dev-request@dpdk.org?subject=unsubscribe>", "List-Archive": "<http://mails.dpdk.org/archives/dev/>", "List-Post": "<mailto:dev@dpdk.org>", "List-Help": "<mailto:dev-request@dpdk.org?subject=help>", "List-Subscribe": "<https://mails.dpdk.org/listinfo/dev>,\n <mailto:dev-request@dpdk.org?subject=subscribe>", "Errors-To": "dev-bounces@dpdk.org", "Sender": "\"dev\" <dev-bounces@dpdk.org>" }, "content": "Inside Macro ASSIGN_UNLESS_EQUAL(var, val), assignment to var is always\nfailing as assignment done using var_ having local scope only.\nThis leads to TX packets not going out and found broken due to cleanup\nmalfunctioning. This patch fixes the wrong variable assignment.\n\nFixes: 57f90f894588 (\"net/virtio: reuse packed ring functions\")\nCc: stable@dpdk.org\n\nSigned-off-by: Vipul Ashri <vipul.ashri@oracle.com>\n---\n drivers/net/virtio/virtqueue.h | 6 ++----\n 1 file changed, 2 insertions(+), 4 deletions(-)", "diff": "diff --git a/drivers/net/virtio/virtqueue.h b/drivers/net/virtio/virtqueue.h\nindex 105a9c00c..20c95471e 100644\n--- a/drivers/net/virtio/virtqueue.h\n+++ b/drivers/net/virtio/virtqueue.h\n@@ -607,10 +607,8 @@ virtqueue_notify(struct virtqueue *vq)\n \n /* avoid write operation when necessary, to lessen cache issues */\n #define ASSIGN_UNLESS_EQUAL(var, val) do {\t\\\n-\ttypeof(var) var_ = (var);\t\t\\\n-\ttypeof(val) val_ = (val);\t\t\\\n-\tif ((var_) != (val_))\t\t\t\\\n-\t\t(var_) = (val_);\t\t\\\n+\tif ((var) != (val))\t\t\t\\\n+\t\t(var) = (val);\t\t\t\\\n } while (0)\n \n #define virtqueue_clear_net_hdr(hdr) do {\t\t\\\n", "prefixes": [] }{ "id": 75637, "url": "